261561942

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{24671}}^1$

素因数の和:24729

約数の個数: 48

約数和(自身を含む): 615813120

約数和(自身を除く): 354251178

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 10602, 24671, 49342, 74013, 148026, 222039, 444078, 468749, 764801, 937498, 1406247, 1529602, 2294403, 2812494, 4218741, 4588806, 6883209, 8437482, 13766418, 14531219, 29062438, 43593657, 87187314, 130780971, 261561942]

約数ペア:

[(1, 261561942), (2, 130780971), (3, 87187314), (6, 43593657), (9, 29062438), (18, 14531219), (19, 13766418), (31, 8437482), (38, 6883209), (57, 4588806), (62, 4218741), (93, 2812494), (114, 2294403), (171, 1529602), (186, 1406247), (279, 937498), (342, 764801), (558, 468749), (589, 444078), (1178, 222039), (1767, 148026), (3534, 74013), (5301, 49342), (10602, 24671)]